Precision Brand B28HSPX 316 Stainless Steel Worm Gear Hose Clamp, 1-5/16" - 2-1/4" (Pack of 10) Type 316 stainless steel band helps provide resistance to corrosion in marine environments Stainless steel screw resists corrosion Worm gear mechanism for precise band adjustment Band width of 1/2" for secure sealing area